Safety Reference
Danger
H319Causes serious eye irritation
H350May cause cancer
H411
Sourcing Acid Red 97?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
acid dye for textiles
Ethylaniline
Dye manufacturing intermediate and explosive stabilizer
Sourcing Acid Red 97?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Acid Red 97 is a synthetic azo dye used primarily as an acid dye for textile fibers, especially wool and nylon. It is characterized by its complex aromatic structure with two azo linkages and sulfonate groups, which give it affinity for protein fibers.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for Acid Red 97 (CAS 10169-02-5) is 3204.12.
3204.12
3204 12 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
disodium;5-[(2-hydroxynaphthalen-1-yl)diazenyl]-2-[4-[(2-hydroxynaphthalen-1-yl)diazenyl]-2-sulfonatophenyl]benzenesulfonate
JCEBMROGCIEFRX-UHFFFAOYSA-L
C1=CC=C2C(=C1)C=CC(=C2N=NC3=CC(=C(C=C3)C4=C(C=C(C=C4)N=NC5=C(C=CC6=CC=CC=C65)O)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+]